Description: Bluetooth: sco: Fix crash when using BT_SNDMTU/BT_RCVMTU option
References:
 https://bugzilla.redhat.com/show_bug.cgi?id=1910048
Notes:
Bugs:
upstream: released (5.11-rc1) [f6b8c6b5543983e9de29dc14716bfa4eb3f157c4]
5.10-upstream-stable: released (5.10.4) [6013c99742160d3901c4d108733e29b83b25f452]
4.19-upstream-stable: N/A "Vulnerable code introduced later"
4.9-upstream-stable: N/A "Vulnerable code introduced later"
sid: released (5.10.4-1)
4.19-buster-security: N/A "Vulnerable code introduced later"
4.9-stretch-security: N/A "Vulnerable code introduced later"